<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>首页</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            text-align: center;
            background-color: #f5f5f5;
            margin: 0;
            padding: 0;
        }
        h1 {
            color: #333;
            margin-top: 50px;
        }
        a {
            display: inline-block;
            margin: 10px;
            padding: 10px 20px;
            background-color: #007BFF;
            color: white;
            text-decoration: none;
            border-radius: 5px;
        }
        a:hover {
            background-color: #0056b3;
        }
    </style>
</head>
<body>
    <h1>欢迎访问用户系统</h1>
    <a href="register.html">注册</a>
    <a href="login.html">登录</a>
</body>
</html>
